adjust docker-lint to use hadolint

.github/workflows/docker-lint.yml

@@ -27,28 +27,20 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
-      - name: Install npm and dockerfilelint
+      - name: Install hadolint
         run: |
-          sudo apt-get update
-          sudo apt-get install nodejs npm -y --no-install-recommends
-          npm install -g dockerfilelint
-          wget https://github.com/replicatedhq/dockerfilelint/pull/201.patch -O /usr/local/lib/node_modules/dockerfilelint/201.patch
-          CURRENT_DIR=$PWD
-          cd /usr/local/lib/node_modules/dockerfilelint/
-          git apply 201.patch
-          cd $CURRENT_DIR
-          cat << RULES > ./.dockerfilelintrc
-          rules:
-            sudo_usage: off
-          RULES
+          sudo wget https://github.com/hadolint/hadolint/releases/latest/download/hadolint-Linux-x86_64 -O /usr/bin/hadolint
+          sudo chmod +x /usr/bin/hadolint
 
       - name: run lint
         run: |
           DOCKERFILES="$(find ./Containers -name Dockerfile)"
           mapfile -t DOCKERFILES <<< "$DOCKERFILES"
           for file in "${DOCKERFILES[@]}"; do
-            dockerfilelint "$file" --config ./ | tee -a ./dockerfilelint.log
+            # DL3018 warning: Pin versions in apk add. Instead of `apk add <package>` use `apk add <package>=<version>`
+            # DL4006 warning: Set the SHELL option -o pipefail before RUN with a pipe in it. If you are using /bin/sh in an alpine image or if your shell is symlinked to busybox then consider explicitly setting your SHELL to /bin/ash, or disable this check
+            hadolint "$file" --ignore DL3018 --ignore DL4006 | tee -a ./hadolint.log
           done
-          if grep "^Issues: [0-9]" ./dockerfilelint.log; then
+          if grep -q "DL[0-9]\+\|SC[0-9]\+" ./hadolint.log; then
             exit 1
           fi

Containers/borgbackup/Dockerfile

@@ -16,6 +16,7 @@ VOLUME /root
 COPY --chmod=770 *.sh /
 
 ENTRYPOINT ["/start.sh"]
+# hadolint ignore=DL3002
 USER root
 
 LABEL com.centurylinklabs.watchtower.enable="false"

Containers/clamav/Dockerfile

@@ -5,7 +5,7 @@ COPY clamav.conf /tmp/clamav.conf
 
 RUN set -ex; \
     apk add --no-cache tzdata; \
-    cat /tmp/clamav.conf | tee -a /etc/clamav/clamd.conf; \
+    cat /tmp/clamav.conf > /etc/clamav/clamd.conf; \
     rm /tmp/clamav.conf; \
     mkdir -p /var/run/clamav /run/lock; \
     chown -R clamav:clamav /var/run/clamav /run/clamav /var/log/clamav /var/lock /run/lock; \

Containers/collabora/Dockerfile

@@ -3,6 +3,7 @@ FROM collabora/code:23.05.4.1.1
 
 USER root
 
+# hadolint ignore=DL3008
 RUN set -ex; \
     \
     apt-get update; \

Containers/docker-socket-proxy/Dockerfile

@@ -1,5 +1,6 @@
 FROM haproxy:2.8.3-alpine3.18
 
+# hadolint ignore=DL3002
 USER root
 ENV NEXTCLOUD_HOST nextcloud-aio-nextcloud
 RUN set -ex; \

Containers/fulltextsearch/Dockerfile

@@ -3,6 +3,7 @@ FROM elasticsearch:8.10.1
 
 USER root
 
+# hadolint ignore=DL3008
 RUN set -ex; \
     \
     export DEBIAN_FRONTEND=noninteractive; \

Containers/mastercontainer/Dockerfile

@@ -16,6 +16,7 @@ COPY --from=docker /usr/local/bin/docker /usr/local/bin/docker
 
 WORKDIR /var/www/docker-aio
 
+# hadolint ignore=SC2086,DL3047,DL3003,DL3004
 RUN set -ex; \
     apk add --no-cache shadow; \
     groupmod -g 333 xfs; \
@@ -50,7 +51,7 @@ RUN set -ex; \
             | sort -u \
             | awk 'system("[ -e /usr/local/lib/" $1 " ]") == 0 { next } { print "so:" $1 }' \
     )"; \
-    apk add --virtual .nextcloud-aio-rundeps $runDeps; \
+    apk add --no-cache --virtual .nextcloud-aio-rundeps $runDeps; \
     apk del .build-deps; \
     grep -q '^pm = dynamic' /usr/local/etc/php-fpm.d/www.conf; \
     sed -i 's/^pm = dynamic/pm = ondemand/' /usr/local/etc/php-fpm.d/www.conf; \
@@ -120,6 +121,7 @@ COPY --chmod=664 Caddyfile /Caddyfile
 COPY --chmod=664 supervisord.conf /supervisord.conf
 COPY mastercontainer.conf /etc/apache2/sites-available/mastercontainer.conf
 
+# hadolint ignore=DL3002
 USER root
 
 ENTRYPOINT ["/start.sh"]

Containers/nextcloud/Dockerfile

@@ -16,6 +16,7 @@ VOLUME /mnt/ncdata
 VOLUME /var/www/html
 
 # Custom: change id of www-data user as it needs to be the same like on old installations
+# hadolint ignore=SC2086,DL3003
 RUN set -ex; \
     apk add --no-cache shadow; \
     deluser www-data; \
@@ -85,7 +86,7 @@ RUN set -ex; \
             | sort -u \
             | awk 'system("[ -e /usr/local/lib/" $1 " ]") == 0 { next } { print "so:" $1 }' \
     )"; \
-    apk add --virtual .nextcloud-phpext-rundeps $runDeps; \
+    apk add --no-cache --virtual .nextcloud-phpext-rundeps $runDeps; \
     apk del .build-deps; \
     \
 # set recommended PHP.ini settings
@@ -170,7 +171,7 @@ RUN set -ex; \
             | sort -u \
             | awk 'system("[ -e /usr/local/lib/" $1 " ]") == 0 { next } { print "so:" $1 }' \
     )"; \
-    apk add --virtual .nextcloud-phpext-rundeps $runDeps; \
+    apk add --no-cache --virtual .nextcloud-phpext-rundeps $runDeps; \
     apk del .build-deps; \
     \
     mkdir -p \
@@ -219,6 +220,7 @@ RUN set -ex; \
 # Give root a random password
     echo "root:$(openssl rand -base64 12)" | chpasswd
 
+# hadolint ignore=DL3002
 USER root
 ENTRYPOINT ["/start.sh"]
 CMD ["/usr/bin/supervisord", "-c", "/supervisord.conf"]

Containers/talk-recording/Dockerfile

@@ -30,7 +30,7 @@ RUN set -ex; \
     echo "root:$(openssl rand -base64 12)" | chpasswd; \
     git clone --recursive https://github.com/nextcloud/spreed --depth=1 --single-branch --branch "$RECORDING_VERSION" /src; \
     mv -v /src/recording/pyproject.toml /src/recording/src/pyproject.toml; \
-    python3 -m pip install /src/recording/src; \
+    python3 -m pip install --no-cache-dir /src/recording/src; \
     rm -rf /src; \
     touch /etc/recording.conf; \
     chown recording:recording -R \

Containers/watchtower/Dockerfile

@@ -8,6 +8,7 @@ COPY --from=watchtower /watchtower /watchtower
 
 COPY --chmod=775 start.sh /start.sh
 
+# hadolint ignore=DL3002
 USER root
 
 ENTRYPOINT ["/start.sh"]